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Siemens FJ3B110 - Molded Case 110A 600V 3-Pole Breaker

Siemens
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The Siemens FJ3B110 is a 3-pole molded case circuit breaker from the FJ Series, designed for thermal-magnetic protection with long-time and instantaneous (LI) trip functions. It is rated for 600V AC, 110A, and 3-phase operation, with an interrupting capacity of 14kA at 480V. This bolt-on breaker weighs 12 lb and features a compact molded case construction suitable for industrial panelboards and switchboards. It complies with UL and NEMA standards for overcurrent protection in commercial and industrial power distribution systems. Typical applications include motor control centers, lighting panels, and feeder circuits in manufacturing facilities and data centers.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 110A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • AIC Rating: 14kA@480V
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 12 lb
  • Family: FJ Series
  • Item Subcategory: Molded Case


Product Identification
  • Manufacturer: Siemens
  • Model: FJ3B110